@article{ZVMMF_1979_19_6_a0,
     author = {A. S. Leonov},
     title = {Choice of regularization parameter for non-linear ill-posed problems with approximately specified operator},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1363--1376},
     year = {1979},
     volume = {19},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1979_19_6_a0/}
}